Github user tillrohrmann commented on a diff in the pull request: https://github.com/apache/flink/pull/2608#discussion_r82784524 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/checkpoint/StandaloneCompletedCheckpointStore.java --- @@ -64,9 +62,9 @@ public void recover() throws Exception { @Override public void addCheckpoint(CompletedCheckpoint checkpoint) throws Exception { - checkpoints.addLast(checkpoint); + checkpoints.add(checkpoint); if (checkpoints.size() > maxNumberOfCheckpointsToRetain) { - checkpoints.removeFirst().discardState(); + checkpoints.remove().subsume(); --- End diff -- What happens if the `CheckpointProperties.discardOnSubsumed() == false`. This could lead to files in your nfs which are not cleaned up even though they are not useful for anything else (given that it's not a persistent checkpoint), right?
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